Annual testing

Pasadena Water and Power Cross-Connection Control Program annual backflow testing

Pasadena requires annual testing by the due date shown on the PWP notice and wants the report returned through the utility workflow.

Utility: Pasadena Water and Power Cross-Connection Control Program Last verified: 2026-04-05 Due basis: Pasadena Water and Power says each backflow prevention assembly is tested at least once a year by the due date on the PWP notice. The utility tells customers to use a Los Angeles County certified backflow prevention testing business and to send the passing report plus any repair documentation back to PWP.

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Direct answer

What matters here

Pasadena requires annual testing by the due date shown on the PWP notice and wants the report returned through the utility workflow.

Due basis: Pasadena Water and Power says each backflow prevention assembly is tested at least once a year by the due date on the PWP notice. The utility tells customers to use a Los Angeles County certified backflow prevention testing business and to send the passing report plus any repair documentation back to PWP.

Highlights

Each assembly is tested at least once a year.
PWP points users to Los Angeles County certified testing businesses instead of a Pasadena-only approved list.
Failed tests require repair and a passing retest before the record is closed.

Workflow

Check the due date on the Pasadena notice.
Choose a Los Angeles County certified tester.
Send the passing report and any repair paperwork back to PWP.

Residential

Residential intent is strongest when the property has irrigation, a fire service, or another utility-triggered hazard.
Pasadena still routes customers through the utility notice and county-certified tester directory instead of a city-approved list.

Commercial focus

Commercial and managed properties

Commercial value is strong because Pasadena names the hazard-heavy property types directly on the program page.
The city also publishes failed-test repair and resubmission rules instead of stopping at generic education.

Next step

Tester routing

This utility does not publish an official approved list in the registry. Use the non-official tester route only after confirming the exact utility workflow for this page topic.

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No active sponsor is mapped to this utility yet, so request submissions are stored for follow-up only.

FAQ

Local questions people actually ask

Does Pasadena Water and Power Cross-Connection Control Program require annual backflow testing?

Annually and whenever the assembly fails or is replaced. Pasadena Water and Power says each backflow prevention assembly is tested at least once a year by the due date on the PWP notice. The utility tells customers to use a Los Angeles County certified backflow prevention testing business and to send the passing report plus any repair documentation back to PWP.

Who is affected by Pasadena Water and Power Cross-Connection Control Program backflow rules?

Pasadena Water and Power customers where the utility requires a backflow assembly, including irrigation, fire-service, commercial, industrial, medical, hospitality, and multifamily properties.

How do I submit or confirm a backflow test for Pasadena Water and Power Cross-Connection Control Program?

Use the official utility workflow and submission methods listed on this page: Pasadena Water and Power backflow program, Los Angeles County certified tester list. Program phone: 626-744-7311.

Where should I look for testers for Pasadena Water and Power Cross-Connection Control Program?

This utility does not publish an official list in the registry, so use the clearly labeled non-official find-a-tester route only after confirming the governing utility workflow.

Official sources

Pasadena Water and Power backflow program Pasadena requires annual testing by the due date shown on the PWP notice and wants the report returned through the utility workflow.

official program page

Los Angeles County certified backflow prevention device testers Pasadena requires annual testing by the due date shown on the PWP notice and wants the report returned through the utility workflow.

county certified tester list

Los Angeles County certified tester contact list Pasadena requires annual testing by the due date shown on the PWP notice and wants the report returned through the utility workflow.

county contact list